baber/WOPTO huggingface dataset:
Patent CA-2319086-A1 (CA)
Title: Optimized antisense oligonucleotides complementary to dna methyltransferase sequences
Inventor: MACLEOD ROBERT A
IPC: C12N15/09
Filed: 1999-02-03
Abstract: The invention provides optimized antisense oligonucleotides complementary to the DNA methyltransferase gene or its RNA transcript. The invention further provides methods for using such antisense oligonucleotides as analytical and diagnostic tools, as potentiators of transgenic plant and animal studies and gene therapy approaches, and as potential therapeutic agents.
Patent CA-2320341-A1 (CA)
Title: Surgical bone anchoring device
Inventor: FUMEX LAURENT
IPC: A61B17/56
Filed: 1999-02-03
Abstract: A bone anchoring device including a thread (1) whose middle part is in the form of a closed loop (2), and a deformable sleeve (5) which can slide on the thread (1) within the limits of the closed loop (2), wherein the deformable sleeve (5) can be deform into a ball by traction exerted on at least one strand (3, 4) of the thread (1).
Patent CA-2322178-A1 (CA)
Inventor: JUHLIN GARY S
IPC: E04B2/82
Filed: 1999-03-02
Abstract: A movable transparent panel (1) for reconfigurable office partitions and the like is adapted for floor-to-ceiling applications which include a floor track (2) shaped to be supported on a floor surface (3), and a ceiling track (4) shaped to be supported on a ceiling surface (5). A panel frame (6) is supported in a normally vertical orientation between the floor track (2) and the ceiling track (4). The panel frame (6) has vertically spaced-apart upper and lower horizontal members (7, 8) with a pair of vertical side members (9, 10) interconnecting the upper and lower horizontal members (7, 8) and extending therebetween to define a generally quadrilateral opening (11). The upper horizontal member (7) is operably connected to the ceiling track (4), and the lower member (8) is removably connected to the frame (6) and extends across at least the portion of the opening (11). A vertically adjustable support (13, 14) retains the frame (6) at a selected height above the floor track (2) to permit height adjustment and leveling of the frame (6) to account for variations in the floor surface (3).
Patent CA-2322330-A1 (CA)
Title: Device for monitoring leakage for long durations, especially for use in flat tank structures
Inventor: MULLER SEPP
IPC: G01M3/18
Filed: 1998-03-31
Abstract: The invention relates to a device for monitoring leakage for long durations, especially for use in flat tank structures, having a sensor cable arranged on the exterior side of the tank casing. A collection chamber is provided at least partially underneath the base of the flat tank structure and preferably surrounds said tank structure on the outer circumferential side thereof in an annular manner. The collection chamber is connected to the lower end of the exterior side of the tank casing via a flange having a slope. The sensor cable is arranged on the flange or in the base area of the collection chamber. According to the invention, a fire indication sensor is located above the collection chamber. In the case of a fire, said fire indication sensor triggers an automatic foaming of the collection chamber by interacting with a fire extinguishing means.
Patent CA-2324591-A1 (CA)
Title: Cell differentiation/proliferation and maintenance factor and uses thereof
Inventor: BETTESS MICHAEL DAVID
IPC: C07K5/078
Filed: 1999-04-09
Abstract: The present invention relates to a biologically active factor capable of influencing differentiation, proliferation and/or maintenance of pluripotent cells. The present invention also relates to methods of using the biologically active factor to produce from pluripotent cells, pluripotent cells having different properties, more particularly EPL cells; and to methods of producing partially or terminally differentiated cells from the pluripotent cells. The present invention also relates to pluripotent cells and partially or terminally differentiated cells, and their uses in human cell and gene therapy, and transgenic animal production.
Patent CA-2324730-A1 (CA)
Title: Method of reducing slot width in slotted tubular liners
Inventor: SLACK MAURICE WILLIAM
IPC: B21D22/14
Filed: 2000-10-26
Abstract: A method of reducing slot width in slotted tubular liners. A slotted tubular liner is provided having an interior surface, an exterior surface and a plurality of slots extending between the interior surface and the exterior surface. One or more contoured rigid forming tools are provided. Pressure is applied to either the interior surface or the exterior surface of the slotted tubular liner with the contoured rigid forming tools. The contoured rigid forming tools are then moved in a sweep pattern traversing either the interior surface or the exterior surface of the slotted tubular liner, until plastic deformation narrows the width of the plurality of slots to within desired tolerances. The method does not require the same precise positioning of previously known methods and, as such, provides a combination of increased output and lower cost.
Patent CA-2325364-A1 (CA)
Inventor: ONYSZKANYCZ PIOTR
IPC: G10D13/00
Filed: 2000-11-10
Abstract: The disclosed invention relates to percussion instruments and shows a heel driven bass drum pedal which is operated by pressing the hee pedal down untill it stops on the stopping means. The motion from the heel pedal is transmitted to the sound initiation member which strikes the drum face. The stopping means are adjustable to provide high stopping possibility. Farther invention discloses a heel bar which is attached to the heel pedal for better feeling ,and, double pedal assambely which allows to play one bass drum with two feet. Additionally the replaceble cushions and convenient way for replacing are disclosed as well.
Patent CA-2327691-A1 (CA)
Title: Fuel injector assembly having a combined initial injection and a peak injection pressure regulator
Inventor: SAVONEN CRAIG L
IPC: F02M61/20
Filed: 2000-12-06
Abstract: A fuel injector assembly for an internal combustion engine including an injector body in fluid communication with a source of fuel and a nozzle assembly through which the fuel is dispersed from the fuel injector assembly during an injection event. A high pressure fuel delivery system provides high pressure fuel to the nozzle assembly. In addition, the fuel injector assembly includes a combined initial injection and peak injection pressure regulator which is operable to control the nozzle assembly to regulate the rate of fuel injection at the beginning of an injection event and is further operable to limit the maximum pressure of the fuel dispersed from the nozzle assembly.
Patent CA-2329614-A1 (CA)
Inventor: PARK SOO-BO
IPC: B62D3/12
Filed: 2000-12-27
Abstract: An automotive steering rack-stroke adjusting device with which a driver can conveniently control the dimension of steering rack-stroke as needed for changing a minimum rotation radius to thereby provide convenience for the driver, the device including: a rotational body rotatively arranged at both ends of a power cylinder forming a steering system; a stop plate fixed at a rack for inserting or overlapping to the center of the rotational body according to the rotational state of the rotational body when a rack is pulled to the power cylinder to the maximum extent; and an actuator for rotating the rotational body forwards or backwards under the control of a control unit which is manipulated by a driver with an operational switch.
Patent CA-2330258-A1 (CA)
Title: Refill head
Inventor: ZIMMERMAN CAREY W
IPC: B01F35/60
Filed: 1997-01-17
Abstract: A docking station and bottle system including a filling head and bottle which have a head interconnect and a bottle interconnect, respectively, for fastening the bottle to the filling head in order to prevent spillage. The bottle interconnect includes a fluid port and a vent port which are simultaneously opened from a closed position in order to allow the filling head to draw concentrated fluid from the bottle and mix the concentrated fluid with a diluting fluid such as water before being dispensed from a filling head nozzle. The bottle includes identifying indicia for purposes of tracking utilization of the bottle and the concentrated fluid contained therein. An information storage system is associated with the bottle and filling head in order to provide records of such concentrated fluid utilization. A wall mounted docking station including one or more filling heads is also provided for. A refill head is further provided for refilling bottle.
Patent CA-2333178-A1 (CA)
Title: Combinational method for microgram-scale production and characterization of crystalline and amorphous libraries of materials
Inventor: KLEIN JENS
IPC: B01L3/00
Filed: 1999-05-12
Abstract: The invention relates to a method for wet chemical production of a plurality of libraries of materials consisting of solids, whereby the solids are separated from reaction mixtures in microreaction chambers on a base plate serving at the same time as substrate for the library. Depending on the material chosen for the substrate of the library, solids can be subsequently investigated in a non-destructive manner, e.g. by means of reflecting or penetrating microarea x-ray scattering. Preferably, the reactor consists of a cylindrical pressurized container made of steel having a silicon monocrystal plate as library. A steel plate with tetrafluoroethylene coating is pressed on said Si-monocrystal plate by means of screws, the holes of which form the reaction chambers.
Patent CA-2335783-A1 (CA)
Inventor: CROSS DAVID M
IPC: F21V8/00
Filed: 1998-12-18
Abstract: Cette invention se rapporte à un procédé et à un appareil de transmission de la lumière conçus pour être utilisés dans des bandes réfléchissantes, dans des gilets de sécurité ou dans tout autre dispositif similaire nécessitant la visibilité d'un matériau lumineux et/ou réfléchissant. A cet effet, une source lumineuse (17) constituée d'un ou de plusieurs éléments éclairants est placée de façon à transmettre la lumière le long d'un élément allongé indépendant (16) transmettant la lumière, en matériau thermoplastique adhésif thermofusible, et d'un circuit clignotant pour la source lumineuse qui comprend un bloc-batterie ou toute autre source d'alimentation convertible en tension CC. L'adhésif thermofusible est en matériau très clair et très souple qui transmet la lumière de façon hautement visible à l'intérieur d'un corps allongé constitué d'un matériau combinant un matériau de renfort de couleur claire et une bande frontale en matériau transparent servant à transmettre la lumière le long de l'élément allongé sous l'action de la source photoémettrice. N'importe quelle source photoémettrice, visible ou invisible, est appropriée pour ce dispositif transmettant la lumière. De même, le corps allongé, les éléments allongés, les sources photoémettrices et le circuit et la source de courant CC peuvent être montés sur le devant et/ou le dos d'un gilet de sécurité, lequel est prévu pour offrir une visibilité élevée dans un environnement sombre ou faiblement éclairé.
Patent CA-2336574-A1 (CA)
Title: Temperature-sensitive and cold-adapted human parainfluenza virus type 2 (hpiv-2) and vaccines based on such virus
Inventor: NEWMAN FRANCES K
IPC: A61K39/155
Filed: 2001-03-08
Abstract: The present invention relates to isolated, attenuated viral strains of human parainfluenza virus 2 (HPIV-2), which are useful in live vaccine preparations. These strains exhibit a temperature sensitive and cold adapted phenotype useful for stimulating a protective immune response in an inoculated mammal without producing severe symptoms.
Patent CA-2338251-A1 (CA)
Title: Method using microelements in natural minerals for changing property of a material
Inventor: HUANG HSUEH-HUNG
IPC: C05D9/00
Filed: 2001-02-26
Abstract: A method using microelements in natural minerals for changing property of a material provides basic materials of Granite and Magnet to mix with other natural minerals of Zeolite, Light stone, Malachit, and limestone, a metal of Silver, and other materials of Coal and Charcoal as a new material. The mixed ingredients in the new material can be arranged to have different mixed proportions according to the purpose, aspect, and function for changing property of the treated material. An ideal mixing proportion for the new material is that 70-80% weight fraction of Granite, 10-15% weight fraction of Magnet, 6-8% weight fraction of Charcoal, 3-10% weight fraction of Zeolite, 0-3% weight fraction of Silver, and 0-2% weight fraction of Coal. Specifically, the most ideal mixing proportion thereof is 75% weight fraction of Granite, 12% weight fraction of Magnet, 6% weight fraction of Charcoal, 4% weight fraction of Zeolite, 2% weight fraction of Silver, and 1% weight fraction of Coal.
Patent CA-2342620-A1 (CA)
Title: Method of electrochemical treatment of prestressed concrete
Inventor: ASHIDA MASANOBU
IPC: C23F13/04
Filed: 1998-11-17
Abstract: A method of electrochemical treatment of prestressed concrete which comprises supplying a direct current between a steel embedded in the prestressed concrete as a cathode and an anode on the surface or inside of the concrete at a voltage higher than the hydrogen evolution potential, wherein an effective tensile force acting on the PC steel tendon embedded in the concrete is not greater than 80% of the tensile strength of the PC steel tendon, and a method of electrochemical treatment of prestressed concrete which comprises supplying a direct current between a steel tendon embedded in the prestressed concrete as a cathode and an anode on the surface or inside of the concrete at a voltage higher than the hydrogen evolution potential, wherein the voltage is adjusted to less than the hydrogen evolution potential at least once during electrochemical treatment, and then electrochemical treatment is resumed at a voltage not lower than the hydrogen evolution potential.
Patent CA-2342671-A1 (CA)
Title: Two-wheel drive/four-wheel switching device for a vehicle
Inventor: SUZUKI HIDEAKI
IPC: F16D41/08
Filed: 2001-03-30
Abstract: To provide a two-wheel drive/four-wheel drive switching device for a vehicle capable of applying both rear brake and engine brake to front and rear wheels even in a two-wheel drive mode. In a vehicle capable of running while switching two-wheel drive and four-wheel drive from one to the other, when the rear wheel speed becomes lower than the front wheel drive in the two-wheel drive mode, switching is made to the four-wheel drive.
Patent CA-2343325-A1 (CA)
Title: Topical dermal antimicrobial compositions
Inventor: SUBRAMANYAM SUNDAR
IPC: A61K8/00
Filed: 1999-09-10
Abstract: The present invention relates to a topical antimicrobial composition containing an antimicrobial complex that provides sustained antimicrobial disinfecting action upon contact with microorganisms for prolonged periods, without the necessity for reapplication. The topical antimicrobial composition provides both initial and residual contact-killing disinfecting activity, and does not release its antimicrobial components into contacting liquids at levels that result in solution disinfection.
Patent CA-2343734-A1 (CA)
Inventor: HOWARD JOHN
IPC: C12N9/02
Filed: 1999-10-05
Abstract: Expression of laccase in plants at commercial levels of production is provided. The laccase gene vectors may include signal sequences directing expression to the cell wall of the plant, and may additionally include sequences targeting expression to the endoplasmic reticulum of the plant cell.  Expression of laccase may also be directed to the seed of the plant. The plant having the laccase gene may additionally contain a substance that is a mediator of laccase delignification. Methods of improving the process of introducing DNA into plants via <i>Agrobacterium</i> are also provided.
Patent CA-2344401-A1 (CA)
Inventor: KIM HYO SOO
IPC: A23L1/30
Filed: 1999-09-15
Abstract: Il est possible de traiter ou de prévenir efficacement des troubles liés à la présence d'un taux élevé de lipides dans le sang, notamment l'hyperlipidémie, l'artériosclérose, l'angine de poitrine, les accidents cérébro-vasculaires et des maladies hépatiques, par administration d'une composition pharmaceutique renfermant une quantité efficace d'acide digallique, d'acide gallique ou d'acide ellagique, ou bien par ingestion d'un aliment fonctionnel ou d'une boisson renfermant une quantité efficace de ces acides.
Patent CA-2346612-A1 (CA)
Inventor: PEREZ SANCHEZ ALFONSO
IPC: H01B3/44
Filed: 2001-05-08
Abstract: A lead free polyvinyl chloride polymer composition for a thin-walled automotive cable insulation and sheath, presenting abrasion strength and thermal resistance at 105°      C, characterized in that it consists of a mixture of: a polyvinyl chloride with stabilizing agents, 9 to 11 carbon atom linear co-ester type plasticizers; calcium carbonate load and at least one phenol type antioxidant agent with an oxidized polyethylene type compound.
Patent CA-2347222-A1 (CA)
Inventor: VON STILLFRIED CHRISTOPH
IPC: B65D5/72
Filed: 2000-08-14
Abstract: L'invention concerne une boîte pliante pour aliments ou produits stimulants coulants ou en vrac, notamment des sucreries, comprenant une paroi avant (1), une paroi arrière, deux parois latérales, une partie de base et de couvercle (9), qui sont formées sur une découpe monobloc. Cette boîte pliante comprend également une tirette (18) logée derrière une ouverture de prélèvement (13) de la paroi avant (1) dans un guide, sur sa face intérieure. La tirette peut être déplacée entre une position libérant l'ouverture de prélèvement (13) et une position la fermant. Le guide est formé par une paroi porteuse prévue sur la face intérieure de la paroi avant (1) et se présente sous forme de pièce séparée réalisée indépendamment d'une découpe monobloc formant les autres éléments de la boîte pliante.
Patent CA-2348313-A1 (CA)
Title: Optical wavelength tuning method and fabry-perot type optical tuner
Inventor: KATAOKA SHOEI
IPC: G02F1/13
Filed: 2001-05-24
Abstract: There is provided a small and lightweight Fabry-Perot type optical tuner. By changing the distance between the reflector plates 3A and 3B with an applied voltage across said reflector plates 3A and 3B, wherein said reflector plates 3A, 3B are supported with coil springs 8A, 8B, and at the same time by changing the refractive index of the liquid crystal material 9, i.e. by utilizing both changes of distance d and refractive index n, an optical tuning can be obtained over a wide range of optical wavelength.
Patent CA-2353036-A1 (CA)
Inventor: WANAT ROBERT ADAM
IPC: C08J5/00
Filed: 2001-07-12
Abstract: Disclosed is a composite sheeting comprised of polystyrene having a thin protective layer of an acrylic ester polymer and a process for producing the composite sheeting.  The process comprises joining a molten stream of each polymeric material in a single extruder discharge conduit such that there is produced a single molten stream having a reasonably well defined. interface between the two types of polymeric material, and thereafter, passing the resulting single stream of material through a sheet-form extrusion die having its die lips generally aligned with the foregoing interface.
Patent CA-2353652-A1 (CA)
Title: Two-piece drill bits
Inventor: VASUDEVA KAILASH C
IPC: B23B31/00
Filed: 2001-07-24
Abstract: Two-piece drill bits and methods of manufacturing same provide a preferably hexagonal shank, and a drill portion having a proximal end inserted into an axial hole in a distal end of the shank. In a preferred embodiment, at least part of the area adjacent the proximal end of the drill portion is knurled. Alternative embodiments have wings, polygons, tapers or other irregular shapes, or combinations of same. A variety of means may be employed to mechanically capture the drill portion in the shank.
Patent CA-2354175-A1 (CA)
Title: Process for the preparation of pyrazolo¬4,3-d|pyrimidin-7-one compounds and intermediates thereof
Inventor: DEVRIES KEITH MICHEAL
IPC: C07D487/04
Filed: 2001-07-26
Abstract: A process is provided for the preparation of compounds of formula (I) herein comprising reacting a compound of formula (II), (III), (IV) or (V) in the presence of ~   OR3 and a hydroxide trapping agent or in the case of compounds of formula (IV) reacting in the presence of an auxiliary base and a hydroxide trapping agent (i.e. ~ OR3 is substituted by the auxiliary base), wherein X is a leaving group and R1 to R4 are as defined.
Patent CA-2354345-A1 (CA)
Inventor: TALARICO JOHN
IPC: B26D7/26
Filed: 2001-07-19
Abstract: An improved floating punch-holder for a punching apparatus comprising an assembly of a chuck having an upper portion and a lower portion. The upper portion of the chuck is provided to be securely attached to the punching apparatus. The chuck is provided to hold a shank having an upper portion and a lower portion, the upper portion of the shank being held by the chuck and the lower portion of said shank is connected to a punch. The punch is adapted to cooperate with a die located below the punch and centred with the punch. A centring assembly is adapted to accommodate the upper portion of the shank and is provided to facilitate a precise alignment and centring of the punch with the die. Centring assembly is detachably mounted to the lower portion of the chuck and is adapted to retain the position of the shank centred, even when the shank is removed for servicing. A locking assembly is adapted to immobily lock the upper portion of the shank to the lower portion of the chuck.
Patent CA-2354969-A1 (CA)
Inventor: HILL EDWARD ARTHUR
IPC: G02B6/36
Filed: 2001-08-13
Abstract: An optical signal is coupled from a first end of a first optical fiber to a second end of a second optical fiber over an optical path by bending both the first end of the first optical fiber and the second end of the second optical fiber. By bending both the first end of the first optical fiber and the second end of the second optical fiber, the optical path may be directed from the first end to the second end and colinearity of the second optical fiber with the optical path may be increased. By increasing colinearity, losses that are associated with noncolinear coupling of an optical signal into a fiber may be reduced and preferably may be eliminated.
Patent CA-2356577-A1 (CA)
Inventor: ROBERTSON JOHN
IPC: G06Q40/04
Filed: 2001-09-04
Abstract: The present invention is directed to a method and system of presenting data and analysis for use in stock market trading. The method includes the steps of receiving stock information from a stock data provider, and then analyzing the stock information to generate historical stock trading information. Graphical displays showing the historical stock trading information along with basic stock information are then generated in such a manner to facilitate rapid understanding of the information being displayed.
Patent CA-2356649-A1 (CA)
Inventor: WARDLE JOHN L
IPC: A61M1/12
Filed: 1999-12-17
Abstract: L'invention concerne un dispositif unique servant à traiter des affections cardiaques, et notamment la cardiomyopathie. Le dispositif de l'invention est constitué d'une structure (110) d'enveloppe souple qui présente une forme lui permettant d'entourer et de contenir le coeur. Cette structure d'enveloppe contient une ou plusieurs poches (122) de gonflage qui sont constituées d'une matière souple non élastique. Ces poches sont placées sur la surface intérieure de la structure d'enveloppe, et sont conçues pour s'opposer à la paroi externe d'au moins un des ventricules cardiaques et la soutenir. Dans le mode de réalisation préféré, plusieurs poches de gonflage espacées relativement petites sont placées de manière à s'opposer à chaque ventricule enveloppé.